如果您还没有尝试过，那么可以尝试

If you have'nt tried this yet, then you can try this

在 VS 中添加对项目的引用: Microsoft.Office.Interop.Excel

Add reference to your project in VS: Microsoft.Office.Interop.Excel

using Excel = Microsoft.Office.Interop.Excel;
class Program
{
    static void Main(string[] args)
    {
       var excelapp = new Excel.Application();
       excelapp.Workbooks.Add();
       string path = "Your Excel Path";            
       Excel.Workbook workbook = excelapp.Workbooks.Open(path);
       Excel.Worksheet workSheet = workbook.Worksheets.get_Item(1);
       Excel.Range source = workSheet.Range["A9:L9"].Insert(Excel.XlInsertShiftDirection.xlShiftDown);
       Excel.Range dest = workSheet.Range["F10"];
       source.Copy(dest);
    }
}